package com.itheima.consumer.controller;


import com.itheima.consumer.domain.Goods;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

import java.util.List;

@RestController
@RequestMapping("/order")
public class OrderController {

    @Autowired
    private RestTemplate restTemplate;

//    @Autowired
//    private DiscoveryClient discoveryClient;
    @Autowired
    private DiscoveryClient discoveryClient;


    @GetMapping("/goods/{id}")
    public Goods findById(@PathVariable("id") int id){
        List<ServiceInstance> instances1 = discoveryClient.getInstances("CONSUL-PROVIDER");
        if(instances1==null||instances1.size()==0){
            return null;
        }
        ServiceInstance serviceInstance1 = instances1.get(0);
        String host1 = serviceInstance1.getHost();
        int port1 = serviceInstance1.getPort();
        String url1="http://"+host1+":"+port1+"/goods/findOne/"+id;
        Goods forObject = restTemplate.getForObject(url1, Goods.class);
        return forObject;
//        List<ServiceInstance> instances = discoveryClient.getInstances("EUREKA-PROVIDER");
//        if(instances==null||instances.size()==0){
//            return null;
//        }
//        ServiceInstance serviceInstance = instances.get(0);
//        String host = serviceInstance.getHost();
//        int port = serviceInstance.getPort();
//
////        String url="http://localhost:8000/goods/findOne/"+id;
//        String url="http://"+host+":"+port+"/goods/findOne/"+id;
//        Goods goods = restTemplate.getForObject(url, Goods.class);
//        return goods;
    }
}
